mirror of
https://github.com/holub/mame
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109 lines
3.2 KiB
C++
109 lines
3.2 KiB
C++
// AsmJit - Machine code generation for C++
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//
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// * Official AsmJit Home Page: https://asmjit.com
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// * Official Github Repository: https://github.com/asmjit/asmjit
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//
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// Copyright (c) 2008-2020 The AsmJit Authors
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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// This file is used to test opcodes generated by AsmJit. Output can be
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// disassembled in your IDE or by your favorite disassembler. Instructions
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// are grouped by category and then sorted alphabetically.
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#include <asmjit/x86.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "./asmjit_test_opcode.h"
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using namespace asmjit;
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struct OpcodeDumpInfo {
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uint32_t archId;
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bool useRex1;
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bool useRex2;
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};
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static const char* archIdToString(uint32_t archId) {
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switch (archId) {
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case ArchInfo::kIdNone: return "None";
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case ArchInfo::kIdX86 : return "X86";
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case ArchInfo::kIdX64 : return "X64";
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case ArchInfo::kIdA32 : return "A32";
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case ArchInfo::kIdA64 : return "A64";
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default:
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return "<unknown>";
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}
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}
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struct TestErrorHandler : public ErrorHandler {
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virtual void handleError(Error err, const char* message, BaseEmitter* origin) {
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(void)origin;
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printf("ERROR 0x%08X: %s\n", err, message);
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}
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};
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typedef void (*VoidFunc)(void);
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int main() {
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TestErrorHandler eh;
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OpcodeDumpInfo infoList[] = {
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{ ArchInfo::kIdX86, false, false },
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{ ArchInfo::kIdX64, false, false },
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{ ArchInfo::kIdX64, false, true },
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{ ArchInfo::kIdX64, true , false },
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{ ArchInfo::kIdX64, true , true }
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};
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for (uint32_t i = 0; i < ASMJIT_ARRAY_SIZE(infoList); i++) {
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const OpcodeDumpInfo& info = infoList[i];
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printf("Opcodes [ARCH=%s REX1=%s REX2=%s]\n",
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archIdToString(info.archId),
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info.useRex1 ? "true" : "false",
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info.useRex2 ? "true" : "false");
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CodeHolder code;
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code.init(CodeInfo(info.archId));
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code.setErrorHandler(&eh);
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#ifndef ASMJIT_NO_LOGGING
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FileLogger logger(stdout);
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logger.addFlags(FormatOptions::kFlagMachineCode);
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code.setLogger(&logger);
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#endif
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x86::Assembler a(&code);
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asmtest::generateOpcodes(a.as<x86::Emitter>(), info.useRex1, info.useRex2);
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// If this is the host architecture the code generated can be executed
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// for debugging purposes (the first instruction is ret anyway).
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if (code.archId() == ArchInfo::kIdHost) {
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JitRuntime runtime;
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VoidFunc p;
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Error err = runtime.add(&p, &code);
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if (err == kErrorOk) p();
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}
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}
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return 0;
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}
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